32,204 Topics
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This project is a cross-platform Kafka GUI client. A star would be appreciated to support the open-source effort by the author. Thank you! # Features of Kafka-King * View the list of cluster nodes, dynamically configure broker and topic settings. * Support for consumer clients to consume messages from specified … | |
i am using bluej and this code compiles but doesnt save the input and unique file extension to the same document. I am new so this may seem elementary but any help would be appreciated. thank you // File with a timestamp in the filename import java.io.IOException; import java.nio.file.Files; import … | |
Hello everyone, I’m working on a project to develop an educational software aimed at teaching programming logic to beginners. The app will focus on short questions and mini-games to make learning engaging and interactive. It’s targeted at university students in their first semesters and will primarily use Java as the … | |
What model of Android phone would you start with for testing a Java app? Is there one phone of which you can say, "Well, it works fine on here. There’s a good chance it’ll work on 75% of other Android phones and tablets"? | |
I need opinions or advice on an application that I want to program in Java to learn programming logic through short questions. | |
I have seen many people struggling with Reading files and writing files in java, also a great problem is how to edit a file too. So in this code snippet I have put all these problems into one small program in hopes to help others. So this code snippet will … | |
My name is Ray Brad. I am a learner in Salesforce development and administration, and I also have knowledge of Java concepts. If anyone has questions related to these topics, feel free to comment, and I will do my best to answer them. | |
Hi DW, I've faced an issue with my project, it has been working these years till I think last year or the other year. When I sync it fails saying unable to resolve dependency no matter which version I try I get similar error differs with version number. | |
Is there any method in java to generate random number (integer, byte or float) ? Please tell me if any i need it in my program. If possible please give full example. Thanks! | |
I'm start experiment with nodejs/coffeescript and the jade engine. I can see from the examples that setup are around seems pretty standard. app = express.createServer().listen process.env.PORT app.configure -> app.set 'views', __dirname + '/views' app.set 'view engine', 'jade' app.set 'view options', layout: true app.use express.bodyParser() app.use express.static(__dirname + '/public') app.use app.router … | |
Hello, i've cleared my java certification exam and got the job interview. The interview will be held in the next month on 22 September 2024. I want to prepare for each every questions because i believe it would be the toughest round with BlackRock. This is my best call and … | |
Reflect on your experience with object-oriented programming (OOP) in Java. Discuss how concepts like inheritance, polymorphism, and abstraction have helped you in your projects. Share examples and personal insights. | |
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Hello !! "I want to learn Java data structures and algorithms (DSA). I have recently learned Java object-oriented programming (OOP). Suggest me best tutorials for learning. | |
Hello, I have simple problem for professionalist (that i think ) but i asked all available AI about it and none was able to help and solve problem. so nothing is able to help me in this. I have simple app that show 3 colored axes and camera that move … | |
Hi everyone, I'm Karen and I'm a newbie who is learning java 😊 | |
Hello, I have a program which creates multiple balls and bounces them off when they collide. This works fine. import java.awt.Rectangle; public class Ball{ private int x = 0; private int y = 0; private int radius; private int panelwidth = 500; private int panelheight = 500; private int xDx … | |
if i provide you with my project OOP java can you transform him for me to GUI | |
Hi, Goodday everyone, I'm new to web development, please if I had questions, could I ask on her for a help reply? | |
Hello friends, I am stuck at a point in downloading multiple files as a single zip such that - the generated zip by my code for user download seems to be not a properly formed one. While trying to open the generated zip, I get an error as - "Cannot … | |
So here, I am gonna to ask developers around which is the most popular language is used to develop a game for students or professionals. | |
Need help with JTable header group : Exception in thread "AWT-EventQueue-0" java.lang.ClassCastException: javax.swing.table.JTableHeader cannot be cast to id.co.aal.common.GroupableTableHeader this is the part of table drawing ..... if(tabledraw) { tabledraw=false; for (int k = 0; k < m_data.getColumnCount(); k++) { TableCellRenderer renderer; if (k==Kehadirantable.COL_ALOKASI) renderer = new CheckCellRenderer(); else { DefaultTableCellRenderer … | |
How this concept is related to JavaScript's asynchronous nature? | |
Exception in thread "AWT-EventQueue-0" java.lang.NullPointerException: Cannot invoke "java.net.URL.toExternalForm()" because "location" is null. The error is from this line of code: home.addItem(new ModelItem(ID++, "Original Nuggets Meal", "", 90, "KFC", new ImageIcon(getClass().getResource("icon/img2.png")))); i use the correct folder as it is in a package in the same source of the file. please help! | |
Describe prototypal inheritance in JavaScript. How does it differ from classical inheritance in other programming languages? | |
I get the following exception Exception in thread "AWT-EventQueue-0" java.lang.NullPointerException: Cannot invoke "java.net.URL.toExternalForm()" because "location" is null My code is java.net.URL auth = getClass().getResource("auth.jpg"); Icon auth1 = new ImageIcon(auth); java.net.URL alert = getClass().getResource("alert.jpg"); Icon alert1 = new ImageIcon(alert); java.net.URL insuf = getClass().getResource("insuf.jpg"); Icon insuf1 = new ImageIcon(insuf); java.net.URL inva = … | |
Is it OK to have if statement in the constructor Thanks [CODE] public class CTime { private int start_hour; private int end_hour; private int start_minute; private int end_minute; public CTime(int h1,int m1,int h2,int m2){ if(h1>=7 && h2<17 && h2*60+m2>h1*60+m1){ setStartHour(h1); setStartMinute(m1); setEndHour(h2); setEndMinute(m2); } }[/CODE] | |
I've just finished reading Eric Matthes' Python Crash Course. A book which I found great to learn Python within a short time. The learning process wasn't really hard for me as I was already familiar with programming in other languages. Now I'm done with it and I've just started learning … | |
If any of you have hands-on experience in developing texting platforms or have insights into the considerations involved, I would greatly appreciate your input. Factors such as real-time capabilities, scalability, integration with messaging protocols, and compatibility across devices are of utmost importance. | |
heyy guys.. m implementing PEER TO PEER FILE TRANSFER.. What protocol should I use? TCP or UDP? And why? |
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